Finding the Fourth Proportional to 97,466,406.76, 134,564,784.60 and 62,719,481.98
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Solution
The fourth proportional to 97,466,406.76, 134,564,784.60 and 62,719,481.98 is: 86,592,230.73
Step by Step Solution
- Step 1: Write the proportion equation
97,466,406.76 : 134,564,784.60 = 62,719,481.98 : x - Step 2: Convert to fraction form
97,466,406.76/134,564,784.60 = 62,719,481.98/x - Step 3: Cross multiply
97,466,406.76x = 134,564,784.60 × 62,719,481.98 - Step 4: Simplify right side
97,466,406.76x = 8,439,833,582,862,281 - Step 5: Solve for x
x = 8,439,833,582,862,281/97,466,406.76 - Step 6: Final answer
x = 86,592,230.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.